Senior Application Reliability Engineer; Java

Senior Application Reliability Engineer (Java)

Bulgaria, Poland

We’re an AI-first global tech company with 25+ years of engineering leadership, 2,000+ team members, and 500+ active projects powering Fortune 500 clients, including HBO, Microsoft, Google, and Starbucks.

From AI platforms to digital transformation, we partner with enterprise leaders to build what’s next.

What powers it all? Our people are ambitious, collaborative, and constantly evolving.

Reliability Improvements Within Java Applications

• Review current Java services and identify reliability gaps
• Introduce patterns such as rate limiting, back pressure, traffic shedding, and circuit breakers
• Support uplift plans that raise applications to an agreed level of resilience
• Guide development teams toward practical changes that improve stability and consistent delivery

Production Experience With Java Systems

• Troubleshooting and root cause analysis involving memory issues, thread behavior, and runtime failures
• Load testing or stress testing experience using tools such as JMeter

Open Telemetry Instrumentation in Java Code

• Add metrics, logs, and traces using Open Telemetry libraries
• Ensure the Java service exposes meaningful telemetry
• Use the client’s existing platform for ingestion and dashboards

Collaboration and Client Interaction

• Able to explain reliability concepts in a clear and simple way to product owners and senior stakeholders
• Lead conversations about SLOs, SLIs, service availability, and service behavior

• Demonstrated expertise in SLOs, SLIs, error budgets linked to release velocity and operational decisions
• Experience creating or improving Service Level Contracts for distributed systems
• Ability to apply failure-mode analysis, chaos engineering, and resilience patterns to assess readiness
• Deep understanding of traffic management: rate limiting, back pressure, load shedding, circuit breakers
• Experience designing or evaluating progressive delivery (canary, feature flags, blue/green) with reliability focus
• Strong familiarity with container orchestration (K8s, ECS) from a production reliability perspective
• Ability to assess CI/CD maturity, test coverage, pipeline reliability, and deployment safety
• Conducting reliability audits, maturity reviews, gap analysis, and producing improvement roadmaps
• Hands‑on experience with observability: distributed tracing, structured logging, actionable metrics (RED/USE)
• Designing alerting strategies that reduce noise and improve actionability
• Participation in incident response, on‑call rotations, blameless post‑mortems, and driving systemic improvements
• Ability to communicate reliability trade‑offs and influence engineering, product teams, and leadership

Intermediate+

• Exadel is proud to be an Equal Opportunity Employer committed to inclusion across minority, gender identity, sexual orientation, disability, age, and more
• Reasonable accommodations are available to enable individuals with disabilities to perform essential functions
• Please note:
  
  this job description is not exhaustive. Duties and responsibilities may evolve based on business needs

Exadel benefits vary by location and contract type. Your recruiter will fill you in on the details.

• International projects
• In‑office, hybrid, or remote flexibility
• Medical healthcare
• Recognition program
• Ongoing learning & reimbursement
• Team events & local benefits
• Sports compensation

We lead with trust, respect, and purpose. We believe in open dialogue, creative freedom, and mentorship that helps you grow, lead, and make a real difference. Ours is a culture where ideas are challenged, voices are heard, and your impact matters.